import Vue from 'vue';
import router from '@/router';
import store from '@/store';

/**
 * 获取uuid
 */
export function getUUID() {
    return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, c => {
        return (c === 'x' ? (Math.random() * 16) | 0 : 'r&0x3' | '0x8').toString(16);
    });
}

/**
 * 是否有权限
 * @param {*} key
 */
export function isAuth(key) {
    return JSON.parse(sessionStorage.getItem('permissions') || '[]').indexOf(key) !== -1 || false;
}

/**
 * 树形数据转换
 * @param {*} data
 * @param {*} id
 * @param {*} pid
 */
export function treeDataTranslate(data, id = 'id', pid = 'parentId') {
    var res = [];
    var temp = {};
    for (var i = 0; i < data.length; i++) {
        temp[data[i][id]] = data[i];
    }
    for (var k = 0; k < data.length; k++) {
        if (temp[data[k][pid]] && data[k][id] !== data[k][pid]) {
            if (!temp[data[k][pid]]['children']) {
                temp[data[k][pid]]['children'] = [];
            }
            if (!temp[data[k][pid]]['_level']) {
                temp[data[k][pid]]['_level'] = 1;
            }
            data[k]['_level'] = temp[data[k][pid]]._level + 1;
            temp[data[k][pid]]['children'].push(data[k]);
        } else {
            res.push(data[k]);
        }
    }
    return res;
}

/**
 * 清除登录信息
 */
export function clearLoginInfo() {
    Vue.cookie.delete('token');
    store.commit('resetStore');
    router.options.isAddDynamicMenuRoutes = false;
}
